US Patent: 107,334
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Improved Wire-Cutter
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Patent Dates:
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Granted: |
Sep. 13, 1870 |
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Description: |
The primary claim of this patent relates to the longitudinally tapered dovetail channels for retaining the correspondingly shaped cutter inserts. The use of set screws to affix the inserts in place is also mentioned.
References Nathan Thompson's July 14, 1868 patent (80031). |
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